Machine head assembly and torque-transmitting device incorporate

Details Machine head assembly and torque-transmitting device incorporate Machine head assembly and torque-transmitting device incorporate

1976-11-05

1979-02-13

Whitehead, Harold D.

Abrasive tool making process, material, or composition

With carbohydrate or reaction product thereof

51177, 51358, 1523017, 64 13, B24D 1700, B24B 2300

Patent

active

041388046

ABSTRACT:
A machine head assembly of the type utilized with rotary floor surface treating machines comprises means for connecting the machine head assembly to the machine's drive shaft connected to a novel flexible annular torque-transmitting member which is connected to a means for engaging a floor surface treating article such as a brush or floor polishing or treating pad. The novel flexible torque-transmitting member comprises a hollow open-ended body having an internal ring at its top end for attachment with the drive shaft connecting means and an external flange at its bottom end for attachment with the means for engaging a floor surface treating article. The interior of the torque-transmitting member has a multiplicity of spaced ribs having their bottom edges disposed approximately in the plane defined by the bottom surface of the external flange.

REFERENCES:
patent: 1777915 (1930-10-01), Douglas
patent: 2114967 (1938-04-01), Myers
patent: 2767527 (1956-10-01), Tocci-Guilbert
patent: 2882652 (1959-04-01), Owen
patent: 2950583 (1960-08-01), Nilsson
patent: 2950584 (1960-08-01), Welch
patent: 3315420 (1967-04-01), Moberg
patent: 3527001 (1970-09-01), Kleemeier
patent: 3707059 (1972-12-01), Burtch

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